What are Happy Nappers? Happy Nappers “The Perfect Play Pillow” reverses from a house-shaped pillow into a cuddly friend and back again. Ring the house’s doorbell to hear your Happy Napper’s Sleepy sounds. Simply unzip the door of the house, pop out your Happy Napper, and then tuck the house away behind them. Cuddly companions for long trips of vacations. Happy Nappers “the perfect play pillow”. No.1 Toy in ASOTV. Ring the Doorbell to hear your Happy Napper’s Sleepy Sounds. 21″ in Size.